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Wikipedia: Twitter
What is all the fuss about Twitter? Wikipedia provides a detailed overview of the trendy social network.
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Wikipedia: Cellular Respiration
Wikipedia offers a nice overall summary of what cellular respiration is. Discusses the two main steps (glycolysis and pyruvate breakdown), and the two processes involved in the breakdown of pyruvate (aerobic and anaerobic respiration)....
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Wikipedia: Jet Engine
This site from Wikipedia offers a good definition of "jet engine", then discusses the history of along with various types of jet engines. Links are provided throughout this article for additional information.
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Wikipedia: Rosa Parks
This site from the encyclopedia Wikipedia provides a brief biography of civil rights activist Rosa Parks and details her refusal to give up her seat to a white man and move to the back of the bus in Montgomery, Alabama.
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Wikipedia: Timpani
A nice, factual encyclopedia entry from Wikipedia on the timpani. Discusses its origins, how it is played, how it is tuned, and its significance in an orchestra. Links are provided throughout the article for additional information.
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Wikipedia: Carl Sagan
This encyclopedia article from Wikipedia provides a brief biography of Carl Sagan, the American astronomer who pioneered exobiology and promoted the Search for Extraterrestrial Intelligence (SETI), and science in general.
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Wikipedia: Malcolm X
A nice, concise biography on the life of Malcolm X from Wikipedia that provides information on his involvement with the Nation of Islam, his leaving the organization, his pilgrimage to Mecca, and his assassination.
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Wikipedia: Buddhism
Wikipedia article about Buddhism addresses the essential questions about the religion and its traditions.
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Wikipedia: Electronegativity
This encyclopedia article from Wikipedia gives a definition for what electronegativity is, information on the two scales of electronegativity that are in common use (Pauling and Mulliken Scales), and a discussion on electronegativity...
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Wikipedia: Pol Pot
An extensive biography from Wikipedia about Khmer Rouge leader Pol Pot. It discusses his taking power over of the Khmer Rouge, and of the Cambodian government in 1975, the direct and indirect support of the United States of Pol Pot...
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Wikipedia: Dred Scott v. Sandford
This site from the Encyclopedia Wikipedia provides information on the Dred Scott case, as it progressed through the Missouri state court, the Federal court system, and the appeal that went to the Supreme Court.
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Wikipedia: Altair 8800
This extensive encyclopedia article on the Altair 8800 from Wikipedia discusses how Ed Roberts came up with the idea to create a microcomputer design. Also discusses how, first, it was supposed to be a kit for hobbyists and turned into...
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Wikipedia: Carbon
This article from Wikipedia contains great information on the element carbon. Links are provided throughout the article to provided additional information. The topics include: Notable Characteristics, Applications, History, Allotropes,...
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Wikipedia: Ion
This site is an encyclopedia article from the Wikipedia Encyclopedia on Ion. Throughout the site, links are provided for additional information. The information is somewhat in-depth, but also very factual and interesting.
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Wikipedia: United States Bill of Rights
This encyclopedia article from Wikipedia gives some background history to the creation of the Bill of Rights and contains a transcription of the first ten amendments to the Constitution in their original form.
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Wikipedia: Wheel
An encyclopedia article from Wikipedia on the wheel discusses how wheels operate and travel on surfaces, and gives information on the invention and use of the wheel in ancient times. Links are also provided for additional information.
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Wikipedia: Trail of Tears
This site from Wikipedia provides a description of the Trail of Tears. Also given is some background information that led to the removal of the Cherokees from northern Georgia as well as information on the actual removal process.
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Wikipedia: Tlaloc
This site from the free encyclopedia Wikipedia contains brief but informative information on the Aztec god, Tlaloc. Great for background knowledge on the subject.
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Wikipedia: Opal
This encyclopedia article from Wikipedia provides a general overview of the mineral opal.
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Wikipedia: Trigonometric Function
This page from Wikipedia, a free and open-source encyclopedia, covers how to solve a variety of trigonometric equations, most of which involve substitution with a trigonometric identity. The identities themselves are not covered, but...
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Wikipedia: Continental Drift
A brief Wikipedia encyclopedia article on continental drift. It tells what continental drift is, what causes it, and gives examples of evidence that continental drift has occurred.
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Wikipedia: Tycho Brahe
A great overview of the life of astronomer Tycho Brahe from Wikipedia Encyclopedia. This article discusses his contributions to the world of astronomy, and his building of his observatory called Uraniborg.
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Wikipedia: Neuron
Wikipedia offers an overall description of neurons. This site describes their physical appearance, the different parts of neurons, and what their functions are.
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Wikipedia: Hypothalamus
This site from the encyclopedia, Wikipedia, provides a brief open-source encyclopedic explanation of what the hypothalamus is and what its functions are. Links are provided throughout this paragraph along with a picture showing where the...